X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=src%2Ftimeman.h;h=4b9b62bd2a911231cb48704e62ea27df3cc05ccb;hb=2d0237db3f0e596fb06e3ffbadba84dcc4e018f6;hp=a15551af567461a43e55d202122f936513be8a8d;hpb=93e3b06fe2d441d7011068712fddbc8bf46ce4ec;p=stockfish diff --git a/src/timeman.h b/src/timeman.h index a15551af..4b9b62bd 100644 --- a/src/timeman.h +++ b/src/timeman.h @@ -1,7 +1,6 @@ /* Stockfish, a UCI chess playing engine derived from Glaurung 2.1 - Copyright (C) 2004-2008 Tord Romstad (Glaurung author) - Copyright (C) 2008-2014 Marco Costalba, Joona Kiiski, Tord Romstad + Copyright (C) 2004-2023 The Stockfish developers (see AUTHORS file) Stockfish is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -20,20 +19,37 @@ #ifndef TIMEMAN_H_INCLUDED #define TIMEMAN_H_INCLUDED -/// The TimeManager class computes the optimal time to think depending on the -/// maximum available time, the game move number and other parameters. +#include -class TimeManager { -public: - void init(const Search::LimitsType& limits, int currentPly, Color us); - void pv_instability(double bestMoveChanges) { unstablePvFactor = 1 + bestMoveChanges; } - int available_time() const { return int(optimumSearchTime * unstablePvFactor * 0.71); } - int maximum_time() const { return maximumSearchTime; } +#include "misc.h" +#include "search.h" +#include "thread.h" +#include "types.h" -private: - int optimumSearchTime; - int maximumSearchTime; - double unstablePvFactor; +namespace Stockfish { + +// The TimeManagement class computes the optimal time to think depending on +// the maximum available time, the game move number, and other parameters. + +class TimeManagement { + public: + void init(Search::LimitsType& limits, Color us, int ply); + TimePoint optimum() const { return optimumTime; } + TimePoint maximum() const { return maximumTime; } + TimePoint elapsed() const { + return Search::Limits.npmsec ? TimePoint(Threads.nodes_searched()) : now() - startTime; + } + + int64_t availableNodes; // When in 'nodes as time' mode + + private: + TimePoint startTime; + TimePoint optimumTime; + TimePoint maximumTime; }; -#endif // #ifndef TIMEMAN_H_INCLUDED +extern TimeManagement Time; + +} // namespace Stockfish + +#endif // #ifndef TIMEMAN_H_INCLUDED